2.696 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (* (* y 4.0) z))
0.018 * * [simplify]: iteration  0 :  13  enodes  (cost  3 )
0.020 * * [simplify]: iteration  1 :  31  enodes  (cost  3 )
0.021 * * [simplify]: iteration  2 :  56  enodes  (cost  3 )
0.023 * * [simplify]: iteration  3 :  62  enodes  (cost  3 )
0.025 * * [simplify]: iteration  4 :  62  enodes  (cost  3 )
0.025 * [simplify]: Simplified to:
   (- x (* (* y 4.0) z))
0.026 * * [progress]: iteration 1 / 4
0.026 * * * [progress]: picking best candidate
0.027 * * * * [pick]: Picked  #<alt (λ (x y z) (- x (* (* y 4.0) z)))>
0.027 * * * [progress]: localizing error
0.033 * * * [progress]: generating rewritten candidates
0.033 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.040 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.042 * * * [progress]: generating series expansions
0.042 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.042 * [approximate]: Taking taylor expansion of (* 4.0 (* z y)) in (y z) around 0
0.042 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.042 * [taylor]: Taking taylor expansion of 4.0 in z
0.042 * [taylor]: Taking taylor expansion of (* z y) in z
0.042 * [taylor]: Taking taylor expansion of z in z
0.042 * [taylor]: Taking taylor expansion of y in z
0.042 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.042 * [taylor]: Taking taylor expansion of 4.0 in y
0.043 * [taylor]: Taking taylor expansion of (* z y) in y
0.043 * [taylor]: Taking taylor expansion of z in y
0.043 * [taylor]: Taking taylor expansion of y in y
0.043 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.043 * [taylor]: Taking taylor expansion of 4.0 in y
0.043 * [taylor]: Taking taylor expansion of (* z y) in y
0.043 * [taylor]: Taking taylor expansion of z in y
0.043 * [taylor]: Taking taylor expansion of y in y
0.043 * [taylor]: Taking taylor expansion of 0 in z
0.044 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.044 * [taylor]: Taking taylor expansion of 4.0 in z
0.044 * [taylor]: Taking taylor expansion of z in z
0.045 * [taylor]: Taking taylor expansion of 0 in z
0.047 * [taylor]: Taking taylor expansion of 0 in z
0.049 * [taylor]: Taking taylor expansion of 0 in z
0.050 * [approximate]: Taking taylor expansion of (/ 4.0 (* z y)) in (y z) around 0
0.050 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in z
0.050 * [taylor]: Taking taylor expansion of 4.0 in z
0.050 * [taylor]: Taking taylor expansion of (* z y) in z
0.050 * [taylor]: Taking taylor expansion of z in z
0.050 * [taylor]: Taking taylor expansion of y in z
0.050 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.050 * [taylor]: Taking taylor expansion of 4.0 in y
0.050 * [taylor]: Taking taylor expansion of (* z y) in y
0.050 * [taylor]: Taking taylor expansion of z in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.051 * [taylor]: Taking taylor expansion of 4.0 in y
0.051 * [taylor]: Taking taylor expansion of (* z y) in y
0.051 * [taylor]: Taking taylor expansion of z in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.051 * [taylor]: Taking taylor expansion of (/ 4.0 z) in z
0.051 * [taylor]: Taking taylor expansion of 4.0 in z
0.051 * [taylor]: Taking taylor expansion of z in z
0.052 * [taylor]: Taking taylor expansion of 0 in z
0.053 * [taylor]: Taking taylor expansion of 0 in z
0.054 * [taylor]: Taking taylor expansion of 0 in z
0.055 * [approximate]: Taking taylor expansion of (/ 4.0 (* z y)) in (y z) around 0
0.055 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in z
0.055 * [taylor]: Taking taylor expansion of 4.0 in z
0.055 * [taylor]: Taking taylor expansion of (* z y) in z
0.055 * [taylor]: Taking taylor expansion of z in z
0.055 * [taylor]: Taking taylor expansion of y in z
0.055 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.055 * [taylor]: Taking taylor expansion of 4.0 in y
0.055 * [taylor]: Taking taylor expansion of (* z y) in y
0.055 * [taylor]: Taking taylor expansion of z in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.056 * [taylor]: Taking taylor expansion of 4.0 in y
0.056 * [taylor]: Taking taylor expansion of (* z y) in y
0.056 * [taylor]: Taking taylor expansion of z in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (/ 4.0 z) in z
0.056 * [taylor]: Taking taylor expansion of 4.0 in z
0.056 * [taylor]: Taking taylor expansion of z in z
0.057 * [taylor]: Taking taylor expansion of 0 in z
0.058 * [taylor]: Taking taylor expansion of 0 in z
0.059 * [taylor]: Taking taylor expansion of 0 in z
0.060 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.060 * [approximate]: Taking taylor expansion of (- x (* 4.0 (* z y))) in (x y z) around 0
0.060 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in z
0.060 * [taylor]: Taking taylor expansion of x in z
0.060 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.060 * [taylor]: Taking taylor expansion of 4.0 in z
0.060 * [taylor]: Taking taylor expansion of (* z y) in z
0.060 * [taylor]: Taking taylor expansion of z in z
0.060 * [taylor]: Taking taylor expansion of y in z
0.060 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.060 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.060 * [taylor]: Taking taylor expansion of 4.0 in y
0.060 * [taylor]: Taking taylor expansion of (* z y) in y
0.060 * [taylor]: Taking taylor expansion of z in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.060 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.061 * [taylor]: Taking taylor expansion of 4.0 in x
0.061 * [taylor]: Taking taylor expansion of (* z y) in x
0.061 * [taylor]: Taking taylor expansion of z in x
0.061 * [taylor]: Taking taylor expansion of y in x
0.061 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.061 * [taylor]: Taking taylor expansion of 4.0 in x
0.061 * [taylor]: Taking taylor expansion of (* z y) in x
0.061 * [taylor]: Taking taylor expansion of z in x
0.061 * [taylor]: Taking taylor expansion of y in x
0.061 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y
0.061 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.061 * [taylor]: Taking taylor expansion of 4.0 in y
0.061 * [taylor]: Taking taylor expansion of (* z y) in y
0.061 * [taylor]: Taking taylor expansion of z in y
0.061 * [taylor]: Taking taylor expansion of y in y
0.062 * [taylor]: Taking taylor expansion of 0 in z
0.063 * [taylor]: Taking taylor expansion of 1 in y
0.063 * [taylor]: Taking taylor expansion of 1 in z
0.063 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z
0.063 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.063 * [taylor]: Taking taylor expansion of 4.0 in z
0.063 * [taylor]: Taking taylor expansion of z in z
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.066 * [taylor]: Taking taylor expansion of 0 in z
0.066 * [taylor]: Taking taylor expansion of 0 in z
0.067 * [taylor]: Taking taylor expansion of 0 in z
0.067 * [approximate]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.067 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in z
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.067 * [taylor]: Taking taylor expansion of x in z
0.067 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.067 * [taylor]: Taking taylor expansion of 4.0 in z
0.067 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.067 * [taylor]: Taking taylor expansion of (* z y) in z
0.067 * [taylor]: Taking taylor expansion of z in z
0.067 * [taylor]: Taking taylor expansion of y in z
0.068 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.068 * [taylor]: Taking taylor expansion of 4.0 in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.068 * [taylor]: Taking taylor expansion of (* z y) in y
0.068 * [taylor]: Taking taylor expansion of z in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.068 * [taylor]: Taking taylor expansion of 4.0 in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.068 * [taylor]: Taking taylor expansion of (* z y) in x
0.068 * [taylor]: Taking taylor expansion of z in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.069 * [taylor]: Taking taylor expansion of 4.0 in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.069 * [taylor]: Taking taylor expansion of (* z y) in x
0.069 * [taylor]: Taking taylor expansion of z in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of 1 in y
0.070 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.070 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.070 * [taylor]: Taking taylor expansion of 4.0 in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.070 * [taylor]: Taking taylor expansion of (* z y) in y
0.070 * [taylor]: Taking taylor expansion of z in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.071 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.071 * [taylor]: Taking taylor expansion of 4.0 in z
0.071 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.071 * [taylor]: Taking taylor expansion of z in z
0.072 * [taylor]: Taking taylor expansion of 1 in z
0.073 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [taylor]: Taking taylor expansion of 0 in z
0.074 * [taylor]: Taking taylor expansion of 0 in z
0.077 * [taylor]: Taking taylor expansion of 0 in y
0.077 * [taylor]: Taking taylor expansion of 0 in z
0.079 * [taylor]: Taking taylor expansion of 0 in z
0.079 * [taylor]: Taking taylor expansion of 0 in z
0.082 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [taylor]: Taking taylor expansion of 0 in z
0.083 * [taylor]: Taking taylor expansion of 0 in z
0.084 * [taylor]: Taking taylor expansion of 0 in z
0.084 * [taylor]: Taking taylor expansion of 0 in z
0.085 * [approximate]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in (x y z) around 0
0.085 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in z
0.085 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in z
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.085 * [taylor]: Taking taylor expansion of 4.0 in z
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.085 * [taylor]: Taking taylor expansion of (* z y) in z
0.085 * [taylor]: Taking taylor expansion of z in z
0.085 * [taylor]: Taking taylor expansion of y in z
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.085 * [taylor]: Taking taylor expansion of x in z
0.085 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in y
0.085 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in y
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.086 * [taylor]: Taking taylor expansion of 4.0 in y
0.086 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.086 * [taylor]: Taking taylor expansion of (* z y) in y
0.086 * [taylor]: Taking taylor expansion of z in y
0.086 * [taylor]: Taking taylor expansion of y in y
0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.086 * [taylor]: Taking taylor expansion of x in y
0.086 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x
0.086 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x
0.086 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.086 * [taylor]: Taking taylor expansion of 4.0 in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.086 * [taylor]: Taking taylor expansion of (* z y) in x
0.086 * [taylor]: Taking taylor expansion of z in x
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x
0.086 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x
0.087 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.087 * [taylor]: Taking taylor expansion of 4.0 in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.087 * [taylor]: Taking taylor expansion of (* z y) in x
0.087 * [taylor]: Taking taylor expansion of z in x
0.087 * [taylor]: Taking taylor expansion of y in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.088 * [taylor]: Taking taylor expansion of -1 in y
0.088 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.088 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.088 * [taylor]: Taking taylor expansion of 4.0 in y
0.088 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.088 * [taylor]: Taking taylor expansion of (* z y) in y
0.088 * [taylor]: Taking taylor expansion of z in y
0.088 * [taylor]: Taking taylor expansion of y in y
0.089 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.089 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.089 * [taylor]: Taking taylor expansion of 4.0 in z
0.089 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.089 * [taylor]: Taking taylor expansion of z in z
0.090 * [taylor]: Taking taylor expansion of -1 in z
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [taylor]: Taking taylor expansion of 0 in z
0.093 * [taylor]: Taking taylor expansion of 0 in z
0.099 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [taylor]: Taking taylor expansion of 0 in z
0.100 * [taylor]: Taking taylor expansion of 0 in z
0.100 * [taylor]: Taking taylor expansion of 0 in z
0.104 * [taylor]: Taking taylor expansion of 0 in y
0.104 * [taylor]: Taking taylor expansion of 0 in z
0.104 * [taylor]: Taking taylor expansion of 0 in z
0.106 * [taylor]: Taking taylor expansion of 0 in z
0.106 * [taylor]: Taking taylor expansion of 0 in z
0.107 * * * [progress]: simplifying candidates
0.107 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* y 4.0) z)
  (* (* y 4.0) z)
  (+ (+ (log y) (log 4.0)) (log z))
  (+ (log (* y 4.0)) (log z))
  (log (* (* y 4.0) z))
  (exp (* (* y 4.0) z))
  (* (* (* (* y y) y) (* (* 4.0 4.0) 4.0)) (* (* z z) z))
  (* (* (* (* y 4.0) (* y 4.0)) (* y 4.0)) (* (* z z) z))
  (* (cbrt (* (* y 4.0) z)) (cbrt (* (* y 4.0) z)))
  (cbrt (* (* y 4.0) z))
  (* (* (* (* y 4.0) z) (* (* y 4.0) z)) (* (* y 4.0) z))
  (sqrt (* (* y 4.0) z))
  (sqrt (* (* y 4.0) z))
  (* (* y 4.0) (* (cbrt z) (cbrt z)))
  (* (* y 4.0) (sqrt z))
  (* (* y 4.0) 1)
  (* 4.0 z)
  (/ (exp x) (exp (* (* y 4.0) z)))
  (log (- x (* (* y 4.0) z)))
  (exp (- x (* (* y 4.0) z)))
  (* (cbrt (- x (* (* y 4.0) z))) (cbrt (- x (* (* y 4.0) z))))
  (cbrt (- x (* (* y 4.0) z)))
  (* (* (- x (* (* y 4.0) z)) (- x (* (* y 4.0) z))) (- x (* (* y 4.0) z)))
  (sqrt (- x (* (* y 4.0) z)))
  (sqrt (- x (* (* y 4.0) z)))
  (- (pow x 3) (pow (* (* y 4.0) z) 3))
  (+ (* x x) (+ (* (* (* y 4.0) z) (* (* y 4.0) z)) (* x (* (* y 4.0) z))))
  (- (* (* y 4.0) z))
  (- (* x x) (* (* (* y 4.0) z) (* (* y 4.0) z)))
  (+ x (* (* y 4.0) z))
  (- (* (* y 4.0) z))
  (* 4.0 (* z y))
  (* 4.0 (* z y))
  (* 4.0 (* z y))
  x
  (- x (* 4.0 (* z y)))
  (- x (* 4.0 (* z y)))
0.111 * * [simplify]: iteration  0 :  157  enodes  (cost  146 )
0.116 * * [simplify]: iteration  1 :  673  enodes  (cost  129 )
0.134 * * [simplify]: iteration  2 :  3659  enodes  (cost  129 )
0.214 * * [simplify]: iteration  3 :  5001  enodes  (cost  129 )
0.215 * [simplify]: Simplified to:
   (* (* y 4.0) z)
  (* (* y 4.0) z)
  (log (* (* y 4.0) z))
  (log (* (* y 4.0) z))
  (log (* (* y 4.0) z))
  (exp (* (* y 4.0) z))
  (pow (* (* y 4.0) z) 3)
  (pow (* (* y 4.0) z) 3)
  (* (cbrt (* (* y 4.0) z)) (cbrt (* (* y 4.0) z)))
  (cbrt (* (* y 4.0) z))
  (pow (* (* y 4.0) z) 3)
  (sqrt (* (* y 4.0) z))
  (sqrt (* (* y 4.0) z))
  (* (* y 4.0) (* (cbrt z) (cbrt z)))
  (* (* y 4.0) (sqrt z))
  (* y 4.0)
  (* 4.0 z)
  (exp (- x (* (* y 4.0) z)))
  (log (- x (* (* y 4.0) z)))
  (exp (- x (* (* y 4.0) z)))
  (* (cbrt (- x (* (* y 4.0) z))) (cbrt (- x (* (* y 4.0) z))))
  (cbrt (- x (* (* y 4.0) z)))
  (pow (- x (* (* y 4.0) z)) 3)
  (sqrt (- x (* (* y 4.0) z)))
  (sqrt (- x (* (* y 4.0) z)))
  (- (pow x 3) (pow (* (* y 4.0) z) 3))
  (+ (* (* (* y 4.0) z) (+ (* (* y 4.0) z) x)) (* x x))
  (- (* (* y 4.0) z))
  (- (* x x) (* (* (* y 4.0) z) (* (* y 4.0) z)))
  (+ x (* (* y 4.0) z))
  (- (* (* y 4.0) z))
  (* (* y 4.0) z)
  (* (* y 4.0) z)
  (* (* y 4.0) z)
  x
  (- x (* 4.0 (* z y)))
  (- x (* 4.0 (* z y)))
0.216 * * * [progress]: adding candidates to table
0.272 * * [progress]: iteration 2 / 4
0.272 * * * [progress]: picking best candidate
0.274 * * * * [pick]: Picked  #<alt (λ (x y z) (- x (* y (* 4.0 z))))>
0.274 * * * [progress]: localizing error
0.279 * * * [progress]: generating rewritten candidates
0.279 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.282 * * * [progress]: generating series expansions
0.282 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.282 * [approximate]: Taking taylor expansion of (- x (* 4.0 (* z y))) in (x y z) around 0
0.282 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in z
0.282 * [taylor]: Taking taylor expansion of x in z
0.282 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.282 * [taylor]: Taking taylor expansion of 4.0 in z
0.282 * [taylor]: Taking taylor expansion of (* z y) in z
0.282 * [taylor]: Taking taylor expansion of z in z
0.282 * [taylor]: Taking taylor expansion of y in z
0.282 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in y
0.282 * [taylor]: Taking taylor expansion of x in y
0.282 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.282 * [taylor]: Taking taylor expansion of 4.0 in y
0.282 * [taylor]: Taking taylor expansion of (* z y) in y
0.282 * [taylor]: Taking taylor expansion of z in y
0.283 * [taylor]: Taking taylor expansion of y in y
0.283 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.283 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.283 * [taylor]: Taking taylor expansion of 4.0 in x
0.283 * [taylor]: Taking taylor expansion of (* z y) in x
0.283 * [taylor]: Taking taylor expansion of z in x
0.283 * [taylor]: Taking taylor expansion of y in x
0.283 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.283 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.283 * [taylor]: Taking taylor expansion of 4.0 in x
0.283 * [taylor]: Taking taylor expansion of (* z y) in x
0.283 * [taylor]: Taking taylor expansion of z in x
0.283 * [taylor]: Taking taylor expansion of y in x
0.283 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y
0.283 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.283 * [taylor]: Taking taylor expansion of 4.0 in y
0.283 * [taylor]: Taking taylor expansion of (* z y) in y
0.283 * [taylor]: Taking taylor expansion of z in y
0.283 * [taylor]: Taking taylor expansion of y in y
0.284 * [taylor]: Taking taylor expansion of 0 in z
0.285 * [taylor]: Taking taylor expansion of 1 in y
0.285 * [taylor]: Taking taylor expansion of 1 in z
0.285 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z
0.285 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.285 * [taylor]: Taking taylor expansion of 4.0 in z
0.285 * [taylor]: Taking taylor expansion of z in z
0.287 * [taylor]: Taking taylor expansion of 0 in y
0.287 * [taylor]: Taking taylor expansion of 0 in z
0.287 * [taylor]: Taking taylor expansion of 0 in z
0.288 * [taylor]: Taking taylor expansion of 0 in z
0.289 * [approximate]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.289 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in z
0.289 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.289 * [taylor]: Taking taylor expansion of x in z
0.289 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.289 * [taylor]: Taking taylor expansion of 4.0 in z
0.289 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.289 * [taylor]: Taking taylor expansion of (* z y) in z
0.289 * [taylor]: Taking taylor expansion of z in z
0.289 * [taylor]: Taking taylor expansion of y in z
0.289 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in y
0.289 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.289 * [taylor]: Taking taylor expansion of x in y
0.289 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.289 * [taylor]: Taking taylor expansion of 4.0 in y
0.289 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.289 * [taylor]: Taking taylor expansion of (* z y) in y
0.289 * [taylor]: Taking taylor expansion of z in y
0.289 * [taylor]: Taking taylor expansion of y in y
0.290 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.290 * [taylor]: Taking taylor expansion of 4.0 in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.290 * [taylor]: Taking taylor expansion of (* z y) in x
0.290 * [taylor]: Taking taylor expansion of z in x
0.290 * [taylor]: Taking taylor expansion of y in x
0.290 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.290 * [taylor]: Taking taylor expansion of 4.0 in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.290 * [taylor]: Taking taylor expansion of (* z y) in x
0.290 * [taylor]: Taking taylor expansion of z in x
0.290 * [taylor]: Taking taylor expansion of y in x
0.291 * [taylor]: Taking taylor expansion of 1 in y
0.291 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.291 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.291 * [taylor]: Taking taylor expansion of 4.0 in y
0.291 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.291 * [taylor]: Taking taylor expansion of (* z y) in y
0.291 * [taylor]: Taking taylor expansion of z in y
0.292 * [taylor]: Taking taylor expansion of y in y
0.292 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.292 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.292 * [taylor]: Taking taylor expansion of 4.0 in z
0.292 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.292 * [taylor]: Taking taylor expansion of z in z
0.293 * [taylor]: Taking taylor expansion of 1 in z
0.294 * [taylor]: Taking taylor expansion of 0 in y
0.295 * [taylor]: Taking taylor expansion of 0 in z
0.295 * [taylor]: Taking taylor expansion of 0 in z
0.298 * [taylor]: Taking taylor expansion of 0 in y
0.299 * [taylor]: Taking taylor expansion of 0 in z
0.300 * [taylor]: Taking taylor expansion of 0 in z
0.300 * [taylor]: Taking taylor expansion of 0 in z
0.304 * [taylor]: Taking taylor expansion of 0 in y
0.304 * [taylor]: Taking taylor expansion of 0 in z
0.304 * [taylor]: Taking taylor expansion of 0 in z
0.306 * [taylor]: Taking taylor expansion of 0 in z
0.306 * [taylor]: Taking taylor expansion of 0 in z
0.306 * [approximate]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in (x y z) around 0
0.306 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in z
0.306 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in z
0.306 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.306 * [taylor]: Taking taylor expansion of 4.0 in z
0.306 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.306 * [taylor]: Taking taylor expansion of (* z y) in z
0.306 * [taylor]: Taking taylor expansion of z in z
0.306 * [taylor]: Taking taylor expansion of y in z
0.307 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.307 * [taylor]: Taking taylor expansion of x in z
0.307 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in y
0.307 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in y
0.307 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.307 * [taylor]: Taking taylor expansion of 4.0 in y
0.307 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.307 * [taylor]: Taking taylor expansion of (* z y) in y
0.307 * [taylor]: Taking taylor expansion of z in y
0.307 * [taylor]: Taking taylor expansion of y in y
0.307 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.307 * [taylor]: Taking taylor expansion of x in y
0.307 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x
0.307 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x
0.307 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.307 * [taylor]: Taking taylor expansion of 4.0 in x
0.307 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.307 * [taylor]: Taking taylor expansion of (* z y) in x
0.307 * [taylor]: Taking taylor expansion of z in x
0.307 * [taylor]: Taking taylor expansion of y in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.308 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x
0.308 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x
0.308 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.308 * [taylor]: Taking taylor expansion of 4.0 in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.308 * [taylor]: Taking taylor expansion of (* z y) in x
0.308 * [taylor]: Taking taylor expansion of z in x
0.308 * [taylor]: Taking taylor expansion of y in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.308 * [taylor]: Taking taylor expansion of x in x
0.309 * [taylor]: Taking taylor expansion of -1 in y
0.309 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.309 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.310 * [taylor]: Taking taylor expansion of 4.0 in y
0.310 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.310 * [taylor]: Taking taylor expansion of (* z y) in y
0.310 * [taylor]: Taking taylor expansion of z in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.310 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.310 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.310 * [taylor]: Taking taylor expansion of 4.0 in z
0.310 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.310 * [taylor]: Taking taylor expansion of z in z
0.311 * [taylor]: Taking taylor expansion of -1 in z
0.312 * [taylor]: Taking taylor expansion of 0 in y
0.313 * [taylor]: Taking taylor expansion of 0 in z
0.314 * [taylor]: Taking taylor expansion of 0 in z
0.316 * [taylor]: Taking taylor expansion of 0 in y
0.316 * [taylor]: Taking taylor expansion of 0 in z
0.318 * [taylor]: Taking taylor expansion of 0 in z
0.318 * [taylor]: Taking taylor expansion of 0 in z
0.321 * [taylor]: Taking taylor expansion of 0 in y
0.321 * [taylor]: Taking taylor expansion of 0 in z
0.321 * [taylor]: Taking taylor expansion of 0 in z
0.323 * [taylor]: Taking taylor expansion of 0 in z
0.323 * [taylor]: Taking taylor expansion of 0 in z
0.324 * * * [progress]: simplifying candidates
0.324 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp x) (exp (* y (* 4.0 z))))
  (log (- x (* y (* 4.0 z))))
  (exp (- x (* y (* 4.0 z))))
  (* (cbrt (- x (* y (* 4.0 z)))) (cbrt (- x (* y (* 4.0 z)))))
  (cbrt (- x (* y (* 4.0 z))))
  (* (* (- x (* y (* 4.0 z))) (- x (* y (* 4.0 z)))) (- x (* y (* 4.0 z))))
  (sqrt (- x (* y (* 4.0 z))))
  (sqrt (- x (* y (* 4.0 z))))
  (- (pow x 3) (pow (* y (* 4.0 z)) 3))
  (+ (* x x) (+ (* (* y (* 4.0 z)) (* y (* 4.0 z))) (* x (* y (* 4.0 z)))))
  (- (* y (* 4.0 z)))
  (- (* x x) (* (* y (* 4.0 z)) (* y (* 4.0 z))))
  (+ x (* y (* 4.0 z)))
  (- (* y (* 4.0 z)))
  x
  (- x (* 4.0 (* z y)))
  (- x (* 4.0 (* z y)))
0.330 * * [simplify]: iteration  0 :  82  enodes  (cost  79 )
0.332 * * [simplify]: iteration  1 :  333  enodes  (cost  72 )
0.342 * * [simplify]: iteration  2 :  1800  enodes  (cost  72 )
0.387 * * [simplify]: iteration  3 :  5001  enodes  (cost  72 )
0.388 * [simplify]: Simplified to:
   (exp (- x (* y (* 4.0 z))))
  (log (- x (* y (* 4.0 z))))
  (exp (- x (* y (* 4.0 z))))
  (* (cbrt (- x (* y (* 4.0 z)))) (cbrt (- x (* y (* 4.0 z)))))
  (cbrt (- x (* y (* 4.0 z))))
  (pow (- x (* 4.0 (* z y))) 3)
  (sqrt (- x (* y (* 4.0 z))))
  (sqrt (- x (* y (* 4.0 z))))
  (- (pow x 3) (pow (* y (* 4.0 z)) 3))
  (+ (* (* y (* 4.0 z)) (+ (* y (* 4.0 z)) x)) (* x x))
  (- (* y (* 4.0 z)))
  (- (* x x) (* (* y (* 4.0 z)) (* y (* 4.0 z))))
  (+ x (* y (* 4.0 z)))
  (- (* y (* 4.0 z)))
  x
  (- x (* 4.0 (* z y)))
  (- x (* 4.0 (* z y)))
0.388 * * * [progress]: adding candidates to table
0.416 * [progress]: [Phase 3 of 3] Extracting.
0.418 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (* y (* 4.0 z)))
0.418 * * [simplify]: iteration  0 :  9  enodes  (cost  3 )
0.419 * * [simplify]: iteration  1 :  9  enodes  (cost  3 )
0.419 * [simplify]: Simplified to:
   (- x (* y (* 4.0 z)))
0.828 * [regime-testing]: End program error score: 0.04660018596101556